BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 54 32.5%
2 China 22 13.3%
3 Germany 14 8.4%
4 Netherlands 13 7.8%
5 Denmark 11 6.6%
6 Canada 9 5.4%
7 Sweden 6 3.6%
8 Thailand 5 3%
9 Russia 4 2.4%
10 Korea, Republic of 4 2.4%
11 France 4 2.4%
12 Lithuania 3 1.8%
13 Saudi Arabia 3 1.8%
14 Sudan 2 1.2%
15 United Kingdom 2 1.2%
16 Taiwan 2 1.2%
17 Hong Kong 2 1.2%
18 Japan 2 1.2%
19 Austria 2 1.2%
20 Finland 1 0.6%
21 Romania 1 0.6%